package com.ws.exer4;
/*
interface Compareobjecti
public int compareTo(object o);
若返回值是0，代表相等;若为正数，代表当前对象大;负数代表当前对象小

 */
public interface CompareObject {

    //若返回值是0，代表相等;若为正数，代表当前对象大;负数代表当前对象小
    public abstract int compareTo(Object o);
}
